The Eccentric Doctor of the Moon Flower Kingdom Vol. 4 (manga)

Trying to establish a medical practice in the capital has proven to be trickier than performing surgery! Yet as Koyou attempts to get things off the ground, an unexpected encounter with a drunken, lecherous geezer turns out to be a fortuitous next step. Then later, the young doctor finds she’s got another challenge on her hands and this time it involves acquiring a critical medical instrument. After all, how exactly does someone make a hypodermic needle?!